Table 2 Exploratory analysis performed on all published studies and for variables identified as potentially associated with publication (logistic regression)
Variables | Univariate analysis | Multivariate analysis |
|---|---|---|
aOR [CI 95%] | aOR (CI 95%) | |
Sample size | 1.00 [0.99; 1.00] | 1.00 [0.99; 1.00] |
Design (randomized trials) | 0.91 [0.37; 2.27] | 1.31 [0.42; 4.33] |
Study results on the primary outcome (ref = negative): | ||
Unknown | 0.22 [0.03; 1.03] | 0.26 [0.04; 1.23] |
Positive | 4.36 [1.65; 12.12] | 4.70 [1.67; 14.11] |
Total budget | 0.99 [0.99; 1.00] | 0.99 [0.99; 1.00] |
Time since study completion | 1.07 [0.91; 1.26] | 1.08 [0.89;1.31] |